he that lieth with dogs riseth with fleas

If one spends time with bad people, one will suffer in some way (often by becoming like said associates). I worry about my brother hanging out with all those troublemakers—he that lieth with dogs riseth with fleas.

Common Names:

Name	Pronounced	Usage
Kasey	KAY-see	English
Benedykt	be-NE-dikt	Polish
Hjalmar	YAHL-mahr (Swedish)	Swedish, Norwegian, Danish
Zlota	-	Jewish (Rare)
Casimiro	-	Spanish, Portuguese, Italian
Harith	-	Arabic